<!-- <!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        html,body,.container{
            height: 100%;
            margin: 0;
        }
        .container{
            background-color: black;
            padding: 0 200px 0 150px;
        }
        .coloum{     
            height: 100%;
            float: left;
            position: relative;
        }
        .center{
            width: 100%;
            background-color: blue;
        }
        .left{
            width: 150px;
            background-color: red;
            margin-left: -100%;
            left: -150px;
        }
        .right{
            width: 200px;
            background-color: orange;
            margin-left: -200px;
            right: -200px;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="coloum center"></div>
        <div class="coloum left"></div>
        <div class="coloum right"></div>
    </div>
</body>
</html> -->



<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        html,
        body,
        .container {
            height: 100%;
            margin: 0;
        }
        .container{
            display: flex;
            background-color: black;
        }
        .coloum{
            height: 100%;
        }
        .left{
            width: 150px;
            background-color: yellow;
        }
        .center{
            /* width: 100px; */
            flex: 1;
            background-color: red;
        }
        .right{
            width: 150px;
            background-color: blue;
        }
    </style>
</head>

<body>
    <div class="container">
        <div class="coloum left"></div>
        <div class="coloum center"></div>
        <div class="coloum right"></div>
    </div>
</body>

</html>